Surname Bhuthongkum (Bhuthongkum 
) , in the world, is a very rare family name. The last name Bhuthongkum is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bhuthongkum | Thailand, United States |
Sudathip, Vallarie, and Pithayachai